Cuneiform (Optical Character Reader)

Pdfocr is a tool to use Cuneiform for OCR and then to add the resulting text file layer back to the PDF file to make it searchable.

YAGF (Cuneiform/Tesseract GUI)

YAGF is a Qt-based GUI for Cuneiform, Tesseract, and/or XSane. Installation can be from a Debian (.deb) package from GetDeb (see these instructions as well) or by compiling from source downloaded from the original site. (Qt 4.7, which is the version that comes with Natty, is required on your system).

Xsane (Scanning utility)

Gnome-Scan (Scanning Utility)

Gnome-Scan is a simple utility for scanning (still in alpha stage). Install:

sudo apt-get install gnomescan

Gwenview (Image Manipulator)

Gwenview is the quick image manipulator installed by default in Kubuntu (K menu -> Graphics -> Gwenview Image Viewer). Simple cut-and-paste, resizing, and format conversion are some of the graphics files manipulations that can be accomplished. Install:

sudo apt-get install gwenview

OpenClipart (ClipArt Library)

OpenClipart is a utility to provide access to a large library of free PNG, SVG, and OpenOffice clipart. It includes a utility for OpenOffice Gallery. Files are installed to /usr/share/clipart. Install:

sudo apt-get install openclipart

It is also possible to only install a single collection (openclipart-png, openclipart-svg, or openclipart-openoffice.org) in case you don't want the entire collection (or the utilities). For example: